Home / 153,143.78-229,558.93-149,301.95

Finding the Fourth Proportional to 153,143.78, 229,558.93 and 149,301.95

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Solution

The fourth proportional to 153,143.78, 229,558.93 and 149,301.95 is: 223,800.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,143.78 : 229,558.93 = 149,301.95 : x
  2. Step 2: Convert to fraction form
    153,143.78/229,558.93 = 149,301.95/x
  3. Step 3: Cross multiply
    153,143.78x = 229,558.93 × 149,301.95
  4. Step 4: Simplify right side
    153,143.78x = 34,273,594,367.86
  5. Step 5: Solve for x
    x = 34,273,594,367.86/153,143.78
  6. Step 6: Final answer
    x = 223,800.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.